1847, of unknown origin, perhaps an alteration of trifle, by influence of piddle, etc. Or perhaps imitative of a puff of air, with diminutive suffix -el (2). As a noun by 1890.
piffle 双语例句
1. He talks such a load of piffle.
他满嘴胡说八道。
来自柯林斯例句
2. The entire report was piffle from beginning to end.